Concept explainers
The surface that must be curved on the lenses of a diving mask to see clearly both under water and in the air.
Answer to Problem 1OQ
Option (b), on the inner surface only.
Explanation of Solution
The outer surface must be flat to limit the refraction at the outer surface as a result in the charge in medium. The air outside the inner surface will not produce much refraction as there is no change in medium in the inner surface.
Conclusion:
Since the inner surface must be curved on the lenses of a diving mask to see clearly both under water and in the air, option (b) is the correct answer.
Since the outer surface must not be curved on the lenses of a diving mask to see clearly both under water and in the air, option (a) is incorrect.
Since the both surfaces must not be curved on the lenses of a diving mask to see clearly both under water and in the air, option (c) is incorrect.
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Chapter 36 Solutions
Physics for Scientists and Engineers with Modern Physics, Technology Update
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